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1、SUSPENSIONDESIGNEverydifficultyslurredoverwillbeaghosttodisturbyourreposelateron.FredericChopin16Over1500hourswerespentdesigningthechassis.Larrydidn’twantanymodificationstothecreatetheproperkinematicsofthesuspension.Theshapeofourcar—whichpresentedsomecha
2、llengingsuspensionwasdesignedasashort-arm,longarmconstraintsonthedesignofthevehicle.Handlingwas(SLA)suspensionpatternedafteralmostallmodern,ourtoppriority,sowestartedwithsuspensiondesign.purpose-builtracecars.WeworkedveryhardtoWedigitizedoneofourcarsandp
3、lacedthebodyandcomeupwiththebest“street”suspensionthatcouldwheeldataintoacomputertoestablishabaselinetopossiblybemadetofitinthepackagewehadtodealworkfrom.Then,weputintheCADdatafortheengine,with.Many“HotRodders”mistakenlythinktheywantatransmission,anddiff
4、erential.Next,wedesignedthe“racecar”suspensionwhen,infact,itwouldbetotallybestsuspensionkinematicswecouldpossiblyfitinunacceptableforstreetuse.Aracecarsuspensiontheareawehadtoworkwithbetweenthewheelsandwouldbemuchtoostiffandharshforstreetuse.Also,aroundt
5、heengineandotherparts.WhenwefinallyhadanF1suspensiontypicallyhasverylittletravelbecausethesuspensionexactlyhowwewantedit,wedesignedthelessasuspensiontravels,theeasieritisforthethechassistothesuspensionpick-uppoints.engineerstocontrolthecamberandtoechange
6、oftheObviously,suspensiondesigniscriticaltothewheel.However,bouncingoffcurbsandpotholesonhandlingofthecar.MybrotherThomashasspenthisthestreetwithF1suspensionrateswillquicklymakelifestudyingracecars.Hisexpertisewasinvaluabletothedriver’seyesblur.17Digitiz
7、ingthebodyshape.Weneededtheentirebody—withalltherelationtoeachother.WithSolidworks(aCADmodelingsubstructuretubes,engine,transmission,seats,interiorprogram),wewereabletovirtuallymovethesuspensionpanels,wheels,anddifferential—inaCADmodeltomodelupanddownand
8、evaluatethekinematicsofthedefinetheboundariesofthecar,aswewerenotgoingsuspensionthroughoutitstravel.“Bumpsteer”(thetochangetheshapeofthecar.TheCADmodelprovidedchangeintoeasthesuspensionmovesupanddown)anaccuratedatumsoevery
